/**
 * Created with IntelliJ IDEA.
 * Description:
 * User: lenovo
 * Date: 2022-04-17
 * Time: 18:44
 */
/*
public class TestDemo {
    public static void main(String[] args) {
        System.out.println("hello");
        for (int i = 0;  i<10 ;i ++) {
            System.out.println("abcd");
        }
        int a = 10;
        System.out.println(a);
        a = 10_0000;
        System.out.println(a);
    }
}
*/
public class TestDemo {
    public static void main(String[] args) {
        System.out.println();
    }
}